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Use time_t to calculate days and secs to avoid potential overflow.

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This commit is contained in:
tsutsui 2009-12-12 11:22:59 +00:00
parent 6621c5bd3f
commit bf74993921
1 changed files with 5 additions and 4 deletions
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9
sys/dev/clock_subr.c
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@ -1,4 +1,4 @@
/* $NetBSD: clock_subr.c,v 1.14 2009/12/12 11:16:33 tsutsui Exp $ */
/* $NetBSD: clock_subr.c,v 1.15 2009/12/12 11:22:59 tsutsui Exp $ */
/*
* Copyright (c) 1982, 1990, 1993
@ -84,7 +84,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: clock_subr.c,v 1.14 2009/12/12 11:16:33 tsutsui Exp $");
__KERNEL_RCSID(0, "$NetBSD: clock_subr.c,v 1.15 2009/12/12 11:22:59 tsutsui Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -164,8 +164,9 @@ void
clock_secs_to_ymdhms(time_t secs, struct clock_ymdhms *dt)
{
int mthdays[12];
int i, days;
int rsec; /* remainder seconds */
int i;
time_t days;
time_t rsec; /* remainder seconds */
/*
* This function uses a local copy of month_days[]